JASC 4920
Service difficulty reports · 2,431
Reports filed under 4920 · APU Core Engine, newest first.
Query with SQL
duckdb -csv -c "SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet' WHERE jasc_code = '4920' ORDER BY difficulty_date DESC"
Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.
SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet' WHERE jasc_code = '4920' ORDER BY difficulty_date DESC
Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
SDR ASAA2014121309936Blade · bentAPU BITE INOPERATIVE, DISPLAYED ON CDU WHILE ATTEMPTING TO ACCOMPLISH ETOPS PDC. ACFT GROUNDED. REMOVED ECU REF AMM 49-61-12. VERIFIED THE PSEU APPLIES A GROUND AT D35599B PIN A6 WHEN PUT IN AIR MODE. ECU REINSTALLED REQUIRES OPS WHEN T/S COMPUTER 42203. POSDR REXA2014121201187Apu · failedCREW SMELLED SMOKE IN THE CABIN. THE APU SHUT ITSELF DOWN. R & R APU. APU OPS & LEAK CHECKED GOOD.SDR ASAA2014120609876Apu · malfunctionedPRIOR TO MOVING ACFT OFF OF GATE, TURNED ON APU. APU FAULT LIGHT ILLUMINATED, APU NO START. ACFT GROUNDED. ACCOMPLISHED APU BITE IAW MM 49-60-801. NO FAULTS NOTED. GROUND VERIFICATION SUCCESSFUL.SDR ASAA2014120409874Apu · fluctuatesAPU FLUCTUATING . ACFT GROUNDED. ACCOMPLISHED APU BITE IAW FIM 49-60, TASK 801. NO CURRENT FAULTS. FAULT HISTORY SHOWS MESSAGE NR 49-11019, POWER INTERRUPT. INPUT MONITORING PARAMETERS: DELTA PRESS: 6.1 PSID, TOTAL PRESS: 21.0 PSIA, INLET PRESS: 14.5 PSIA, SDR USAA2014120400003Apu · contaminatedDIRTY SOCK SMELL FROM PACKS. FOUND APU SOAKED WITH DEICING FLUID IAW LOG 3025832. PERFORMED JOB CARDS 26L00021001, 26L00021002 & 26L00021004. NO FURTHER SMELL NOTED.SDR ASAA2014112609779Apu · malfunctionedFIRST START AT FL 360 = FAULT LIGHT ILLUMINATED, EXTINGUISHED IN 30 SECONDS. SECOND START AT FL 360, FAULT LIGHT ILLUMINATED, EXTINGUISHED IN 5 + MINUTES. ACFT GROUNDED. FAULT HISTORY LOGGED MAINT MESSAGE 49-31016 OVERTEMP SHUTDOWN 2 CYCLES. COMPLETED FIMSDR CALA2014111901470Apu · faultyAPU NO START. TWO ATTEMPTS APU HANGS AT 25%, PLACED ON MEL. APU HAS LONG HISTORY OF FAILED STARTS. BEFORE REPLACING ANYMORE PARTS REQUEST HIGH TIME APU SN 2614 BE REPLACED. R & R APU IAW AMM 49-11-01. OPERATIONS & LEAK CHECKED GOOD. MEL CLOSED & PLACARD SDR USAA2014120900015Actuator · leakingEXTREMELY STRONG ODOR IN FLIGHT DECK & CABIN. COMPLAINTS OF STINGING EYES & NAUSEOUS FROM BOTH PAXS & CREW. ACCOMPLISHED JOB CARD 26L31049009 & 26L00021004. REPLACED APU VARIABLE INLET GUIDE VANE ACTUATOR IAW AMM 49-23-51. APU CHECKED GOOD, NO ODORS NOTED.SDR A6WA201442182Apu · malfunctionedON APPROACH, APU DID NOT LIGHT OFF, ABORTED START & RE-STARTED AFTER 2 MINUTES. COCKPIT & CABIN FILLED WITH EXCESSIVE FUEL ODOR, SHUTDOWN APU & FUEL ODOR CLEARED.SDR ASAA2014111209650Apu · inoperativeAPU WILL NOT START WITH FAULT LIGHT ON. ACFT GROUNDED.SDR ASAA2014110309571Apu · shutdownON SHUTDOWN APU FAULT LIGHT CAME ON AND LATER WENT OUT AFTER 5 MINS. ACFT GROUNDED.SDR CALA2014103092629Apu · failedAPU NO START IAW 2862022. APU ALTITUDE NO START COLD SOAKED. APU SHUTDOWN AFTER REACHING 95 PERCENT SPEED AFTER 10 SECONDS. FL 360 FIRST ATTEMPT RAN FOR 4 MINUTES, SECOND FAULT DURING SPOOL UP, THIRD FAULTED RIGHT AFTER 100. REPLACED APU IAW TOD 49-11-01.SDR DXTA2014102705917Apu · failedAPU VIBRATED VIOLENTLY AFTER 15 MINUTES OF OPERATION AFTER ENG SHUTDOWN. APU AUTOSHUTDOWN. LARGE QTY OF SMOKE & SOME FLAMES VISIBLE FROM INTAKE. FIRE BOTTLE DISCHARGED. REMOVED AND REPLACED THE APU IAW G-450 MM 49-00-00. OPS AND LEAK CHECKED GOOD.SDR F3LA2018102900472Apu · leakingDISCREPANCY: REFERENCE LOG PAGE LP1090541 ITEM 1, IMMEDIATELY UPON TURNING ON APU BLEEN AND PACKS 1 AND 2, WE NOTICED AN OILY MUSTY SMELL ON FLIGHT DECK. ONE MINUTE LATER FLIGHT ATTENDANTS IN BACK CALLED TO INFORM US OF ODOR IN BACK OF AIRCRAFT, TRIED TO ISOLASDR DALA2014102705759Inlet · dirtyCREW REPORTED LIGHT HAZE AND BURNING ODOR IN FORWARD CABIN WITH FIRST CLASS LAVATORY SMOKE DETECTOR SOUNDING DURING CLIMBOUT. CREW REDUCED POWER AND HAZE/ODOR DISSIPATED. PROBLEM RETURNED WITH POWER RE-APPLIED. THE ACFT WAS RETURNED TO DEPARTURE. MAINTENANCSDR USAA2014102100005Apu · fireON TAXI OUT HAD 3 DIFFERENT ACFT SAY WE HAD FLAMES COMING OUT APU EXHAUST. PUSHED APU FIRE SWITCH & DISCHARGED THE FIRE AGENT. FIRE FROM TAILPIPE WENT OUT. RETURNED TO GATE WITH EMER EQUIPMENT FOLLOWING. INSPECTED APU IAW AMM 49-00-00-200-001-A. INSPECTIOSDR USAA2014101400007Apu · malfunctionedDIRTY SOCK SMELL ON ARRIVAL. R & R THE APU IAW JOB CARD 26L31049005. OPERATIONS GOOD. DECONTAMINATION COMPLIED WITH IAW JOB CARD 26L00021004. NO ODOR AT THIS TIME.SDR ABXA20141008295Switch · out of adjustTHE APU FAULT LIGHT ILLUMINATED, THE APU SHUTDOWN & THE EICAS MSG APU FAULT DISPLAYED. THE CREW PERFORMED AN AIR TURN BACK. FOUND THE DIFFICULTY WAS SWITCHES OUT OF ADJUSTMENT IN THE APU AIR INTAKE DOOR ACTUATOR.SDR USAA2014100700010Apu · faultyA STRONG DIRTY SOCK SMELL WHEN THEY WALKED INTO CABIN. R & R APU IAW JOB CARD 26L31049005. COMPLIED WITH DECONTAMINATION OF ENVIRONMENTAL CONTROL SYSTEMS IAW JOB CARDS 26L00021001, 26L00021002, 26L00021004, 26L31049009 & 26L31049005. OPERATIONS CHECKED GOODSDR USAA2014092900008Apu · odorA STRONG MOLD ODOR STARTING AT ROWS 26 & AFT. TROUBLE SHOT IAW JOB CARD 26L00021001 & 26L00021002. VERIFIED APU IS AT FAULT. ACFT PLACED ON MEL 49-10-01A. RAN APU, LT & RT PACKS FOR ONE HOUR. INSPECTED FOR LEAKS, NONE FOUND & NO ODOR DETECTED. THIS CLEARSDR REXA2014092200982Apu · malfunctionedDURING TAXI AFTER STARTING THE NR 1 ENG THE FIRST OFFICER NOTICED THAT THE APU TEMP SPIKED. TURNED THE APU BLEED OFF & ENG BLEEDS ON. ACFT FILLED WITH SMOKE AT THAT TIME PAX & CREW EVACUATED ACFT. PERFORMED OPERATIONAL CHECKS OF THE APU & LT & RT ENG BLEED SDR CA140913001Control Box · malfunctioned(CAN) REPORT OF APU AUTOMATIC SHUTDOWN AFTER 20 MINUTES OF OPERATION. HIGH OIL TEMPERATURE ANNUNCIATOR LIGHT ILLUMINATED AND VERIFICATION OF APU ELECTRONIC CONTROL BOX CONCUR WITH 3 WHITE "DOLLS EYE" INDICATION. PROCEED TO FOLLOW GUIDELINES FOR TROUBLESHOOTISDR ASAA2014091109119Apu · faultedAPU CSS COMPLETED LESS THAN ONE HOUR PRIOR TO TOP OF DESCENT. FIRST ATTEMPT AT FL380 WAS UNSUCCESSFUL WITH A FAULT LIGHT. SECOND ATTEMPT AT FL380 WAS UNSUCCESSFUL WITH THE FAULT LIGHT. THIRD ATTEMPT AT FL310 HAD A SUCCESSFUL START. ACFT GROUNDED. REPLACED SDR DALA2014091505059Apu · contaminatedCREW REPORTED BURNING ODOR IN FLIGHT COMPARTMENT. VERY SLIGHT HAZE IN CABIN WHEN ENG ANTI ICE SELECTED ON. TURNED OFF ANTI ICE. FOUND APU INLET AREA WET WITH HYDRAULIC FLUID. REMOVED, CLEANED AND RE-INSTALLED APU INLET. PERFORMED WC 4950-2215 MINI DUCT BURSDR HALA2014090700130Apu · shutdownAPU SHUTDOWN WHEN CONFIGURING PACKS & ISOLATION VALVES FOR GATE ENGINE START. REPLACED APU IAW TASK CARD 767-APU-CHANGE. OPS & LEAK CHECKED OK. OK FOR SERVICE.SDR UIEA2014090300420Apu · malfunctionedPRIOR TO DEPARTURE FOUND SPARKS & SMOKE COMING FROM LT APU ACCESS DOOR AS WELL AS A HOLE ON SAME DOOR. FLIGHT CREW REPORTED NO WARNING INDICATION IN COCKPIT. APU SHUTDOWN & FIRE BOTTLE DISCHARGED. PRELIMINARY INSPECTIONS IN WORK & HAVE REVEALED DAMAGE TO APSDR DXTA2014090405872Apu · unserviceableAFTER APU ON SPEED FOR OVER 2 MINUTES, TURNED ON ECS TO APU. BLUISH-GRAY SMOKE BOILED OUT OF THE COCKPIT AIR VENTS, HEAVIER OUT OF THE COPILOTS SIDE. NO SMOKE NOTED IN CABIN. REMOVED APU PN 3800710-1 SN P-187 IAW CMP 490001. INSTALLED ON NEW APU IAW MM 49-SDR DALA2014090404928Controller · failedEXPERIENCE AN APU TAILPIPE FIRE. APU SHUTDOWN FAULT LIGHT DURING WALKAROUND, IMMEDIATELY AFTERWARDS FOUND SMOKE COMING FROM APU TAILPIPE AND FLAMES. APU SHUTDOWN. FIRE BOTTLES WERE NOT DISCHARGED. MAINTENANCE INSPECTED APU, NO DAMAGE FOUND. R & R ECU CSDR DXTA2014090305871Apu · defectiveGRAY SMOKE FILLED COCKPIT AND CABIN ON GROUND. APU WAS RUNNING WITH ACM. IMMEDIATELY SHUT DOWN APU AND ALL ELECTRICAL POWER. ENGINES WERE NOT RUNNING. SMOKE ODOR UNIDENTIFIED. COMPLIED WITH INSPECTION OF THE APU CONTAINMENT BOX AND CLEANED BLEED VALVE DUCSDR DXTA2014090205870Apu · malfunctionedSMOKY & OILY SMELL COMING FROM ENVIRONMENTAL SYS. SMELL OCCURS WITH BOTH COCKPIT & OR CABIN PACS. NO VISIBLE SMOKE IS OBSERVED. REMOVED & REPLACED APU WITH CUSTOMER SUPPLIED UNIT. DONE IN REF WITH CE-750 MM CH 49-10-00. OPS & LEAK CHECKS GOOD. ALL ACCESS CLSDR WX0A2014090472133Apu · leakingIMMEDIATELY AFTER TAKEOFF ALL FLIGHT ATTENDANT`S & FIRST OFFICER`S SMELLED A STRONG CHEMICAL ODOR, SMELL DISSIPATED OVER 10 MINUTES. QRH 26.5 REFERENCED. PACKS ON TAKEOFF IAW WORK ORDER 00233607 NR 1, TASK CARD F0592102 & TASK CARD S0592101, APU LEAK IDENTIFSDR RJEF20140829001Apu · faultyDURING CLIMB THE PILOT REPORTED F/CONTROL FLAPS LOCKED, DUE THAT SITUATION THE ACFT RETURNED FOR MX, ADDITIONALLY REPORTED ANTI-ICE L WINDOW FAULT & APU AUTO SHUTDOWN. IT WAS PERFORMED A FAULT ANALYSIS IAW TSM 27-51-00-810-808-A FINDING THAT APU LT HAS A DIFFSDR USAA2014082700002Apu · leakingFLIGHT ATTENDANT REPORTS THRU 10,000 FEET ON DECENT, A DIRTY SOCK SMELL IN CABIN. FOUND OIL LEAKING FROM THE APU COMPRESSOR. R & R APU IAW JOB CARD 26L31049005. ALSO, REPLACED DAMAGED APU DIFFUSER SEAL IAW AMM 49-16-41 & REPLACED TWO FRAYED APU BONDING WIRESSDR USAA2014082500001Impeller · damagedENROUTE, OIL ODOR IN ACFT INTERIOR. BEGAN DURING DESCENT & REMAINED STRONG AFTER ENGINE SHUTDOWN & APU POWERING BOTH PACKS. REPLACED THE APU. HEAVY IMPACT DAMAGE TO INLET GUIDE VANES, LC SOUND ATTENUATOR PANEL, & LC IMPELLER. NORMAL OPERATIONAL WEAR THROSDR CALA2014081391972Apu · faultyAPU HAD SHUTDOWN, FAULT LIGHT ILLUMINATED & EICAS MSG APU FAULT DISPLAYED. ADDED 6 QTS OIL, RAN APU, HAD AUTO SHUTDOWN WITHIN 4 MINUTES WITH HEAVY WHITE SMOKE COMING OUT OF THE TAIL PIPE. OIL TANK WAS EMPTY WHEN CHECKED AFTER SHUTDOWN. OIL DRIPPING FROM BOTSDR USAA2014080800013Apu · odorFLIGHT ATTENDANT REPORTED AN ELEC SMELL NEAR ROW 1. FIRST OFFICER INVESTIGATED & CONFIRMED THE ODOR. AN EMER WAS DECLARED & THE FLIGHT DIVERTED & LANDING WAS UNEVENTFUL, CFR EQUIPMENT DID RESPOND. PAXS DEPLANED NORMALLY. APU FOUND TO BE CAUSE OF CABIN ODORSDR A6WA2014073141817Engine · failedAPU AUTOSHUTDOWN FLAME OUT. FIRST OFFICER FOUND METAL DEBRIS NEAR APU EXHAUST.
INSPECTED & FOUND INTERNAL APU FAILURE, CLEANED & SECURED AREA. APU IS CONSIDERED INOPERABLE.SDR DXTA2014072805833Apu · failedDIRTY SOCK ODOR COMING FROM BOTH A/C PACKS. REMOVED AND REPLACED COALESCER WATER CLOTHS FROM THE LEFT AND RIGHT WATER SEPARATORS IAW AMM 12-10-01. PERFORMED A BORESCOPE INSPECTION OF THE APU COMPRESSOR SECTION FOR EVIDENCE OF OIL. OIL FOUND IN THE COMPRESSORSDR CALA2014072801000Apu · leakingFIRE ALARM & SMOKE DETECTOR IS GOING OFF NOTE NO HEAT. SMOKE DETECTOR 10 MIN LATER SMELLED SMOKE & TURNED OFF PACK & FIRE ALARM WENT OFF. IAW NR 4701755 APU HAS INTERNAL OIL LEAK-REPLACED, PERFORMED AMM 21-00-01-002-001 REMOVAL OF OIL CONTAMINATION. CONDITISDR UIEA2014072300344Unknown · malfunctionedAPU FAULT EICAS MSG ON APU START. APU WILL NOT START DURING TAXI. NO CURRENT NO LAST LEG FAULTS ON ECU BITE. ACCOMPLISHED NORMAL START IAW AMM 49-11-00 201, NO FAULTS.SDR 7GMB2014072111771Apu · failedWHILE ON THE RAMP, APU SHUT DOWN UNCOMMANDED. THE APU WAS DEFERRED IAW MEL. TROUBLE SHOT APU FIM & REPLACED FUEL CONTROL UNIT PN 4504616B, BUT IT DIDN'T FIX THE PROBLEM. INSPECTED APU CHIP DETECTOR & FOUND A MOUND OF METAL ON IT. PLACED AN ORDER FOR APU UNSDR UIEA2014071200325Unknown · malfunctionedAPU FAILED TO START 3 TIMES AFTER LANDING. TROUBLE SHOT IAW 49-11-00 FAULT TREE 958. APU STARTED NORMAL ON 3 ATTEMPTS.SDR DXTA2014070705811Apu · malfunctionedAPU WAS STARTED NORMALLY FOR POST FLIGHT DUTIES, AFTER TWO OR THREE MINUTES A STRONG ODOR WAS NOTED FROM THE ENVIRONMENTAL SYS & THE APU SHUT ITSELF DOWN. REMOVED AND REPLACED APU IAW MM 49-10-00. OPS AND LEAK CHECKED GOOD.SDR CA140708004Engine · failed(CAN) OPERATOR REPORTED THAT APU FAILED TO START IN-FLIGHT ON 2 ATTEMPTS DURING DESCENT. FOLLOWING SUBSEQUENT FLIGHT LEG, THE CREW NOTICED FIRE DAMAGE TO THE TAILCONE AND APU INLET. A/C FERRIED TO SERVICE FACILITY FOR REPAIRS. TAILCONE TO BE REPLACED, APU REMOSDR UIEA2014063000292Unknown · malfunctionedAPU FAULT MSG, APU NO START. GND TAXI ACCOMPLISHED APU MX PRACTICES PART 3, APU STARTING OPERATIONS IAW AMM 49-11-00. START SAT APU OPERATIONS NORMAL, ALL INDICATIONS NORMAL, NO ECU FAULTS, NO LEAKS, APU OIL FULL.SDR CA140702012Apu · damaged(CAN) AS REPORTED BY CREW OVER RADIO: SMOKE INDICATION FROM APU DETECTED, ALSO SMOKE DETECTED IN CABIN. ACFT WAS AT GATE AND PASSENGERS WERE ON BOARD. CREW FIRED BOTTLES AND REQUESTED CFR TO MEET AT GATE. PAX DISEMABARKED NORMALLY. MAINTENANCE ALSO ADVISED.SDR ASAA2014062508354Apu · malfunctionedON APU START FOUND FAULT CODE 49-41012, NO APU ROTATION. ACFT GROUNDED. ACCOMPLISHED FIM TASK 803, TASK 49-40, STEPS A-E 15D. APU STARTED NORMAL, NO HISTORY FOR FAULT CODE 49-41012.SDR CA140627007Apu · failed(CAN) DURING APU START A LOUD BANG WAS NOTED. SHORTLY AFTER THE APU SHUTDOWN SMOKE WAS NOTED COMING FROM THE INTAKE OF THE, AUXILIARY POWER UNIT. THE APU HAD CATASTROPHIC FAILURE TO THE HOT SECTION. TURBINE ASSY HAD DISINTEGRATED. SUBSTANTIAL TWISTING DAMAGSDR USAA2014062000004Apu · faultyAFTER EXTERNAL AIR DISCONNECTED TURNED APU BLEED ON & SMOKE FILLED COCKPIT & CABIN. EYE IRRITATION WAS EXPERIENCED. R & R THE APU. THE LT & RT CONDENSERS, REHEATER, ACM'S & HEAT EXCHANGERS WERE ALSO R & R DUE TO CONTAMINATION.SDR RAIA201406090001Powerplant · failedWHILE PARKED AT THE GATE, GREY SMOKE WITH STRONG ELECTRICAL BURNING ODOR FILLED THE COCKPIT, SHUTDOWN ACFT AND THE SMOKE STOPPED. MAINTENANCE PERFORMED INSPECTION AND FOUND APU POWER PLANT SYSTEM BURNED, WORN AND CRACKED. MAINTENANCE DEFERRED THE APU, NO OTH
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